feat: enable usage in both CommonJS and ESM environments

.gitignore

@@ -34,3 +34,6 @@ node_modules/
 
 # package output directory
 dist/
+
+# tshy build output
+.tshy-build/

.prettierignore

@@ -1,3 +1,5 @@
 # Auto-generated
 docs/API.md
-CHANGELOG.md
+CHANGELOG.md
+.tshy/
+.tshy-build/

.tshy/build.json

@@ -0,0 +1,8 @@
+{
+  "extends": "../tsconfig.build.json",
+  "compilerOptions": {
+    "rootDir": "../src",
+    "module": "nodenext",
+    "moduleResolution": "nodenext"
+  }
+}

.tshy/commonjs.json

@@ -0,0 +1,16 @@
+{
+  "extends": "./build.json",
+  "include": [
+    "../src/**/*.ts",
+    "../src/**/*.cts",
+    "../src/**/*.tsx",
+    "../src/**/*.json"
+  ],
+  "exclude": [
+    "../src/**/*.mts",
+    "../src/package.json"
+  ],
+  "compilerOptions": {
+    "outDir": "../.tshy-build/commonjs"
+  }
+}

.tshy/esm.json

@@ -0,0 +1,15 @@
+{
+  "extends": "./build.json",
+  "include": [
+    "../src/**/*.ts",
+    "../src/**/*.mts",
+    "../src/**/*.tsx",
+    "../src/**/*.json"
+  ],
+  "exclude": [
+    "../src/package.json"
+  ],
+  "compilerOptions": {
+    "outDir": "../.tshy-build/esm"
+  }
+}